SB2023112016 - Multiple vulnerabilities in Fortinet FortiWAN

Description

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal (CVE-ID: CVE-2023-44251)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and read/delete arbitrary files on the system.

2) Improper Authentication (CVE-ID: CVE-2023-44252)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote user can bypass authentication process and gain unauthorized access to the application.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://www.fortiguard.com/psirt/FG-IR-23-265
• https://www.fortiguard.com/psirt/FG-IR-23-061